import subprocess
import datetime
from reportlab.pdfgen import canvas
from reportlab.lib.units import inch

def disk_report():
    p = subprocess.Popen('df -h',shell=True, stdout=subprocess.PIPE )
    return p.stdout.readlines()

def create_pdf(input, output='disk_report.pdf'):
    now = datetime.datetime.today()

    date = now.strftime("%h %d %Y %H%M%s")
    c = canvas.Canvas(output)
    textobject =c.beginText()
    textobject.setTextOrigin(inch, 11*inch)
    textobject.textLines('''
    Disk Capacity Report %s  

    ''' % date)

    for line in input:
        textobject.textLine(line.decode('utf-8').strip())

    c.drawText(textobject)
    c.showPage()
    c.save()

report = disk_report()
create_pdf(report)

